Footer and header design updates.

frontend/src/app/components/about/about.component.html

@@ -1,14 +1,15 @@
 <div class="container">
   <div class="text-center">
+    <br />
     <img src="./assets/mempool-tube.png" width="63" height="63" />
     <br /><br />
 
-    <h1>About</h1>
+    <h1>Team</h1>
 
     <p>Mempool.Space is a realtime Bitcoin blockchain explorer and mempool visualizer.</p>
-    <p>Created by <a href="https://twitter.com/softbtc">@softbtc</a>
-    <br />Hosted by <a href="https://twitter.com/wiz">@wiz</a>
-    <br />Designed by <a href="https://instagram.com/markjborg">@markjborg</a>
+    <p>Lead Developer <a href="https://twitter.com/softbtc">@softbtc</a>
+    <br />Backend Operator <a href="https://twitter.com/wiz">@wiz</a>
+    <br />Frontend Designer <a href="https://instagram.com/markjborg">@markjborg</a>
   </div>
 
   <h2>HTTP API</h2>